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In lab known for its quality data collection, high-speed video style, writing the weekly blog post can be a bit of a challenge for the local code monkey. That’s right, no videos today. But lucky for me, even this group … Continue reading →

Who
Me. I'm an associate professor of Statistics at Youngstown State University in Youngstown, Ohio, USA. I've been using R for about 7 years, Emacs about 3 years, git about 1 year, and Org-Mode for less than a year.
What
I want this blo...

I have been waiting for the KDD conference to come to California, and I was ecstatic to see it held in San Diego this year. AdMeld did an awesome job displaying KDD ads on the sites that I visit, sometimes multiple times per page. That’s good targeting!
Mining and Learning on Graphs Workshop 2011
I had originally planned to attend the...

As I stand here at Heathrow waiting for my flight back to the States, I thought I'd dash off a few quick reflections of the userR! 2011 conference at University Warwick. It was an outstanding event. There's something about a conference of just a few hundred attendees (there were about 450) that creates a sense of camaraderie and common...

If one checks out the initial question that prompted this series, a common theme in the answers is that one should use the GUI as a tool to help one build code (and not just as a crutch to do the analysis). Being able to view the code produced by the GUI should help beginner R users

Typically, I’m very bad at taking notes in conference. This time around, I intend to make notes for each some of the talks I attend at this year’s useR! 2011 conference. Below are my notes that I made during this afternoon’s tutorial. Note: these are just notes I made and aren’t meant to be a

Back when I was a grad student, I was a devoted Emacs user. I basically used it like an operating system: it wasn't just my text editor, but also my mail reader, my Web browser, my news reader, and so much more. (I once even asked our sysadmin to change my default shell to /usr/bin/emacs. He refused.) So when...

The Revolution Analytics team is at the R user conference useR! at Warwick University this week. We'll bring you the updates from the conference with the latest from the R community as we go, but as we're on UK time blogging will be at unusual hours for the next few days. Things are off to a great start, with...

Recently, I have been fed up. Why? because I wanted to produce professional forecasts on my blog but don't have SAS. I wanted to forecast with some AR, ARMA and ARIMA models, but couldn't. Completely heartbroken. I got to thinking- R co...

See also: Part 1: QTL Analysis and Quantitative Genetics Part 2: Statistical Methods for QTL Analysis The 'qtl' package in R allows you to implement QTL analysis using the methods I've previously discussed. The code below is adapted from Broman...